Iron



FIG. 1 is a perspective view of an iron showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The broken line showing of the sole plate is for environmental purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for an iron, as shown and described. 